diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 3a0808bdd..9f516ae1a 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -51,7 +51,7 @@ module ApplicationHelper
 
   def link_to_user_version(version, options = {})
     return '' unless version && version.is_a?(Version)
-    link_to_if version.visible?, format_version_name(version), { :controller => 'versions', :action => 'show', :id => version }, :class => " f16 fb c_dblue "
+    link_to_if version.visible?, format_version_name(version), { :controller => 'versions', :action => 'show', :id => version }, :class => "linkBlue"
   end
 
   # 判断课程是否为精品课程